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path: root/drivers/net/wireless/iwlwifi/iwl-agn-sta.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-agn-sta.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-sta.c98
1 files changed, 14 insertions, 84 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-sta.c b/drivers/net/wireless/iwlwifi/iwl-agn-sta.c
index 4b2aa1da0953..7353826095f1 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-sta.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-sta.c
@@ -130,25 +130,15 @@ int iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
return iwl_process_add_sta_resp(priv, addsta, pkt);
}
-static u16 iwlagn_build_addsta_hcmd(const struct iwl_addsta_cmd *cmd, u8 *data)
-{
- u16 size = (u16)sizeof(struct iwl_addsta_cmd);
- struct iwl_addsta_cmd *addsta = (struct iwl_addsta_cmd *)data;
- memcpy(addsta, cmd, size);
- /* resrved in 5000 */
- addsta->rate_n_flags = cpu_to_le16(0);
- return size;
-}
-
int iwl_send_add_sta(struct iwl_priv *priv,
struct iwl_addsta_cmd *sta, u8 flags)
{
int ret = 0;
- u8 data[sizeof(*sta)];
struct iwl_host_cmd cmd = {
.id = REPLY_ADD_STA,
.flags = flags,
- .data = { data, },
+ .data = { sta, },
+ .len = { sizeof(*sta), },
};
u8 sta_id __maybe_unused = sta->sta.sta_id;
@@ -160,7 +150,6 @@ int iwl_send_add_sta(struct iwl_priv *priv,
might_sleep();
}
- cmd.len[0] = iwlagn_build_addsta_hcmd(sta, data);
ret = iwl_trans_send_cmd(trans(priv), &cmd);
if (ret || (flags & CMD_ASYNC))
@@ -463,6 +452,7 @@ int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id,
const u8 *addr)
{
unsigned long flags;
+ u8 tid;
if (!iwl_is_ready(priv->shrd)) {
IWL_DEBUG_INFO(priv,
@@ -501,6 +491,10 @@ int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id,
priv->stations[sta_id].lq = NULL;
}
+ for (tid = 0; tid < IWL_MAX_TID_COUNT; tid++)
+ memset(&priv->tid_data[sta_id][tid], 0,
+ sizeof(priv->tid_data[sta_id][tid]));
+
priv->stations[sta_id].used &= ~IWL_STA_DRIVER_ACTIVE;
priv->num_stations--;
@@ -647,7 +641,7 @@ void iwl_reprogram_ap_sta(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
int ret;
struct iwl_addsta_cmd sta_cmd;
struct iwl_link_quality_cmd lq;
- bool active;
+ bool active, have_lq = false;
spin_lock_irqsave(&priv->shrd->sta_lock, flags);
if (!(priv->stations[sta_id].used & IWL_STA_DRIVER_ACTIVE)) {
@@ -657,7 +651,10 @@ void iwl_reprogram_ap_sta(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
memcpy(&sta_cmd, &priv->stations[sta_id].sta, sizeof(sta_cmd));
sta_cmd.mode = 0;
- memcpy(&lq, priv->stations[sta_id].lq, sizeof(lq));
+ if (priv->stations[sta_id].lq) {
+ memcpy(&lq, priv->stations[sta_id].lq, sizeof(lq));
+ have_lq = true;
+ }
active = priv->stations[sta_id].used & IWL_STA_UCODE_ACTIVE;
priv->stations[sta_id].used &= ~IWL_STA_DRIVER_ACTIVE;
@@ -679,7 +676,8 @@ void iwl_reprogram_ap_sta(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
if (ret)
IWL_ERR(priv, "failed to re-add STA %pM (%d)\n",
priv->stations[sta_id].sta.sta.addr, ret);
- iwl_send_lq_cmd(priv, ctx, &lq, CMD_SYNC, true);
+ if (have_lq)
+ iwl_send_lq_cmd(priv, ctx, &lq, CMD_SYNC, true);
}
int iwl_get_free_ucode_key_offset(struct iwl_priv *priv)
@@ -825,28 +823,6 @@ int iwl_send_lq_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
return ret;
}
-int iwlagn_mac_sta_remove(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif,
- struct ieee80211_sta *sta)
-{
- struct iwl_priv *priv = hw->priv;
- struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
- int ret;
-
- IWL_DEBUG_MAC80211(priv, "enter: received request to remove "
- "station %pM\n", sta->addr);
- mutex_lock(&priv->shrd->mutex);
- IWL_DEBUG_INFO(priv, "proceeding to remove station %pM\n",
- sta->addr);
- ret = iwl_remove_station(priv, sta_priv->sta_id, sta->addr);
- if (ret)
- IWL_ERR(priv, "Error removing station %pM\n",
- sta->addr);
- mutex_unlock(&priv->shrd->mutex);
- IWL_DEBUG_MAC80211(priv, "leave\n");
-
- return ret;
-}
void iwl_sta_fill_lq(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
u8 sta_id, struct iwl_link_quality_cmd *link_cmd)
@@ -1459,20 +1435,7 @@ int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
return iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC);
}
-static void iwl_sta_modify_ps_wake(struct iwl_priv *priv, int sta_id)
-{
- unsigned long flags;
- spin_lock_irqsave(&priv->shrd->sta_lock, flags);
- priv->stations[sta_id].sta.station_flags &= ~STA_FLG_PWR_SAVE_MSK;
- priv->stations[sta_id].sta.station_flags_msk = STA_FLG_PWR_SAVE_MSK;
- priv->stations[sta_id].sta.sta.modify_mask = 0;
- priv->stations[sta_id].sta.sleep_tx_count = 0;
- priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
- iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC);
- spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
-
-}
void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt)
{
@@ -1489,36 +1452,3 @@ void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt)
spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
}
-
-void iwlagn_mac_sta_notify(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif,
- enum sta_notify_cmd cmd,
- struct ieee80211_sta *sta)
-{
- struct iwl_priv *priv = hw->priv;
- struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
- int sta_id;
-
- IWL_DEBUG_MAC80211(priv, "enter\n");
-
- switch (cmd) {
- case STA_NOTIFY_SLEEP:
- WARN_ON(!sta_priv->client);
- sta_priv->asleep = true;
- if (atomic_read(&sta_priv->pending_frames) > 0)
- ieee80211_sta_block_awake(hw, sta, true);
- break;
- case STA_NOTIFY_AWAKE:
- WARN_ON(!sta_priv->client);
- if (!sta_priv->asleep)
- break;
- sta_priv->asleep = false;
- sta_id = iwl_sta_id(sta);
- if (sta_id != IWL_INVALID_STATION)
- iwl_sta_modify_ps_wake(priv, sta_id);
- break;
- default:
- break;
- }
- IWL_DEBUG_MAC80211(priv, "leave\n");
-}